Poskitt Kjartan: Guaranteed to Mash Your Mind (Murderous Maths)
Murderous Maths has been given a gorgeous new cover look! Kjartan Poskitt presents all the tricks, tips and shortcuts they don't teach at school. Find out how maths can rescue someone in deadly peril and why perilous Pythagoras got so upset about maths he murdered someone. Maths with the laughs added in! * How can ...a dál?